<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script
      src="../ajaxzuoye/ajax.js"
      type="text/javascript"
      charset="utf-8"
    ></script>
    <button>点我发送请求</button>

    <script>
      let btnEle = document.querySelector("button");
      btnEle.onclick = function () {
        ajax({
          url: "index.php",

          dataType: "json",
          success(res) {
            console.log(res);
          },
        });
      };
    </script>
  </body>
</html>
